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0755-32959691
13286663162
wwwyjtfliw@163.com
Smart card factory address: floor 2-6, no. 10, building A, shangxue science park east, bantian street, longgang district, shenzhen
USIM card factory address: No. 5, Chiwu Industrial Zone, Tongle Community, Longgang Street Office, Longgang District, Shenzhen

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